РАССТАВИТЬ КОЭФИЦЕНТЫ
H2+O2-->N2O5
Cu+S-->Cu2s
Fe+HCl-->FeCl2+H2
Al+O2-->Al2O3
K+H2O-->K(OH)2+H2
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РАССТАВИТЬ КОЭФИЦЕНТЫ
H2+O2-->N2O5
Cu+S-->Cu2s
Fe+HCl-->FeCl2+H2
Al+O2-->Al2O3
K+H2O-->K(OH)2+H2
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Answers & Comments
2N2+5O2-->2N2O5
2Cu+S-->Cu2s
Fe+2HCl-->FeCl2+H2
4Al+3O2-->2Al2O3
K+2H2O-->K(OH)2+H2
2H2+O2-->2H2O
2Cu+S-->Cu2S
Fe+2HCI-->FeCI2+H2
4Al+3O2-->2Al2O3
K+2H2O-->K(OH)2+H2